CN104936063A - Bluetooth headset - Google Patents
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- CN104936063A CN104936063A CN201510322591.9A CN201510322591A CN104936063A CN 104936063 A CN104936063 A CN 104936063A CN 201510322591 A CN201510322591 A CN 201510322591A CN 104936063 A CN104936063 A CN 104936063A
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Abstract
The invention discloses a Bluetooth headset. The Bluetooth headset is composed of a Bluetooth audio module, an action recognition module, a power module and a housing. The Bluetooth audio module comprises a Bluetooth master chip, an antenna, a microphone and a loudspeaker. The action recognition module comprises a MEMS gyroscope and a control chip MCU. The power module comprises a charge interface, a lithium battery, an indicator light and a power on-off key. The Bluetooth headset can monitor and recognize effective head gestures of a headset wearer and transform the effective head gestures into instructions for controlling a telephone to realize the functions of answering the telephone, rejecting the telephone, hanging up, making a call and adjusting in-call volume, so that the manipulation convenience is realized and the handset is completely hands-free.
Description
Technical field
The present invention relates to a kind of bluetooth earphone, more particularly, relate to and a kind ofly utilize headwork to carry out the bluetooth earphone manipulated.
Background technology
Bluetooth earphone is since appearance, and become the popular configuration of hands-free mobile call, especially under the environment of inconvenient cell-phones such as driving a car, bluetooth earphone is more subject to the favor of people.
But no matter the existing bluetooth earphone in market is the answering of incoming call, refuse to listen, call hang-ups, call; Or regulate the volume of call, manipulate each time and all need wearer to start.Such as, first grope the position of earphone multifunction key with hand, then short in once for incoming call answering, or long by keeping the regular hour to be used for kill-call, or shortly be continuously used for calling by several times.In practical application, the mode of button operation on micro device like this, allows the inconvenience that user feels very, the scene manipulated particularly cannot be freed hand to drive a car, manual work etc., more easily cause user in a rush, divert one's attention absent-minded, even bring security risk.Therefore, bluetooth earphone not only needs the worry removing people's cell-phone when conversing, and also needs to allow manipulation intellectuality and facilitation, really realizes liberation both hands.
Summary of the invention
The invention provides a kind of bluetooth earphone, effective headwork of wearer can be monitored and identify to described bluetooth earphone, and be converted into manipulation instruction, realize incoming call sound, incoming call is refused to listen, call hang-ups, call and regulate the function of In Call, thus make wearer liberate both hands completely, realize the facilitation of manipulation.
For realizing such scheme, the invention provides a kind of bluetooth earphone, described bluetooth earphone comprises Bluetooth audio frequency module, action recognition module, power module and housing; Described Bluetooth audio frequency module comprises bluetooth master chip, antenna, microphone, loud speaker; Described action recognition module comprises MEMS gyro instrument, control chip MCU; Described power module comprises charging inlet, lithium battery, indicator light and power switch key.
MEMS gyro instrument in described action recognition module, carries out Real-time Collection and process to three axis angular rate data of device; Control chip MCU reads MEMS gyro instrument and gathers three axle angular velocity of rotation data, judge kinematic axis and the direction of headwork, the movement angle of integral and calculating three axle, and according to the comparative result of movement angle and angle threshold, operate time and time threshold, identify the classification of headwork and validity, comprise right-hand rotation head, left-hand rotation head, come back, nod, shake the head, swivel head.
Described bluetooth earphone pre-defines the instruction attributes that effective headwork of all categories has phone manipulation under different conditions, comprises incoming call answering, refuses to listen incoming call, kill-call, call and regulate In Call.
Define an effective headwork has incoming call answering instruction attributes in incoming call vibration state;
Define an effective headwork and there is in incoming call vibration state the instruction attributes of refusing to listen incoming call;
Define an effective headwork has kill-call instruction attributes at call linking status;
Define the contrary headwork in a pair effective direction, at call linking status, there is the instruction attributes regulating In Call;
Define an effective headwork and there is in idle condition the instruction attributes called.
In incoming call vibration state, when defined effective headwork with incoming call answering instruction attributes is identified generation one time, described bluetooth earphone performs incoming call answering operation.
In incoming call vibration state, defined have when refusing to listen effective headwork of incoming call instruction attributes to be identified generation one time, and described bluetooth earphone performs and refuses to listen incoming call to operate.
At call linking status, when defined effective headwork with kill-call instruction attributes is identified generation one time, described bluetooth earphone performs kill-call operation.
At call linking status, defined have when regulating effective headwork of In Call instruction attributes to be identified generation one time, and described bluetooth earphone performs the In Call of an adjustment gear; The contrary headwork in a pair direction is the rising of regulating and controlling In Call and reduction respectively.
In idle condition, when defined effective headwork with dialing command attribute is identified generation one time, described bluetooth earphone performs and calls operation.
The invention has the beneficial effects as follows: wearer is by headwork easily, bluetooth earphone incoming call sound can be realized, refuse to listen, kill-call, call and regulate the function of In Call, thus realize intelligentizedly manipulating without hand, reduce inconvenience and the risk of manual key operation, the minimizing of conventional keys also simplify the structure of Bluetooth earphone device, be conducive to penetration and promotion application, create good public interest.
Accompanying drawing explanation
For clearly demonstrating the technical scheme of the embodiment of the present invention, in describing embodiment below, required accompanying drawing is briefly introduced, obviously, accompanying drawing in the following describes is only one embodiment of the present of invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained accordingly.
Fig. 1 is the theory diagram of an embodiment in the present invention;
Fig. 2 is the state machine service chart of an embodiment in the present invention.
Embodiment
Below with reference to the accompanying drawings principle of the present invention and feature are described.Obviously, described embodiment is only section Example of the present invention, instead of whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art obtain when not departing from the present invention's essence and spirit, all belongs to the scope that the present invention is open and protect.
For realizing such scheme, the bluetooth earphone of a form of the present invention is, described bluetooth earphone is made up of Bluetooth audio frequency module 100, action recognition module 110, power module 120 and housing; Described Bluetooth audio frequency module comprises bluetooth master chip 106, antenna, microphone, loud speaker; Described action recognition module 110 comprises MEMS gyro instrument 102, control chip MCU 104; Described power module 120 comprises charging inlet, lithium battery, indicator light and power switch key.
Fig. 1 is the theory diagram of an embodiment of bluetooth earphone in the present invention, integrated with Bluetooth audio-frequency module 100 in described bluetooth earphone, action recognition module 110, power module 120, MEMS gyro instrument 102 in action recognition module 110 adopts the MPU-6050 product sensor of American I nvenSense company, when personnel wear described bluetooth earphone, the X of MEMS gyro instrument 102, Y, Z tri-direction of principal axis respectively with the left and right of person head, front and back and above-below direction are consistent, its output is connected with control chip MCU 104, the output of control chip MCU 104 is connected with the PIO mouth of bluetooth master chip 106.
After described bluetooth earphone start runs, bluetooth master chip 106 executive communication application program, control chip MCU 104 Executive Head action recognition application program, Bluetooth audio frequency module 100 and intelligent communication terminal are set up bluetooth and are connected.
Control chip MCU 104 reads in the angular velocity of rotation data of X, Y, Z tri-on axle from MEMS gyro instrument 102 special register, the direction of headwork is judged according to the positive-negative polarity of data, again mathematic integral is carried out to angular velocity of rotation, calculate headwork in the anglec of rotation of X, Y, Z tri-on axle, compare with the angle threshold of X, Y, Z tri-on axle respectively, and made comparisons by operate time and time threshold, comparative result is for judging classification and the validity of headwork.
The decision condition of effective headwork is:
When Z axis angular velocity of rotation ω z is just, calculate anglec of rotation Yaw and be greater than angle threshold Yaw0, and detect that angular velocity of rotation ω z is by when just transferring to negative in the time T1 of setting, action recognition module 110 judges once effectively right-hand rotation head action occurs.Yaw0 is generally set as 15 degree; T1 is generally set as 1 second.
When Z axis angular velocity of rotation ω z is negative, calculate anglec of rotation Yaw and be greater than angle threshold Yaw0, and in the time T1 of setting, detect that angular velocity of rotation ω z transfers timing to by negative, action recognition module 110 judges once effectively left-hand rotation head action occurs.Yaw0 is generally set as 15 degree; T1 is generally set as 1 second.
When occur effectively to turn right at least one times in setting-up time T2 head and once effectively the action of left-hand rotation head time, action recognition module 110 is judged to effective head shaking movement occurs once.T2 is generally set as 2 seconds.
When X-axis angular velocity of rotation ω x is negative, calculate anglec of rotation Pitch and be greater than angle threshold Pitch0, and in the time T3 of setting, detect that angular velocity of rotation ω x transfers timing to by negative, action recognition module 110 judges effective nodding action occurs once.Pitch0 is generally set as 15 degree; T3 is generally set as 1 second.
When X-axis angular velocity of rotation ω x is just, when calculating anglec of rotation Pitch is greater than angle threshold Pitch0, and detect that angular velocity of rotation ω x is by when just transferring to negative in the time T3 of setting, action recognition module 110 judges action occurs once effectively to come back.Pitch0 is generally set as 15 degree; T3 is generally set as 1 second.
When action recognition module 110 detects, there is the positive-negative polarity alternately change once respectively in Y-axis angular velocity of rotation ω Y, X-axis angular velocity of rotation ω x in setting-up time T4, namely, when personnel have drawn a circle towards dead ahead head, be judged to effective swivel head action occurs once.T4 is generally set as 2 seconds.
All kinds of effective headwork of action recognition module 110 control chip MCU 104 continuous surveillance, identification wearer, by the classification information of effective headwork identified, comprise nod, come back, shake the head, swivel head, respectively by each PIO mouth of control chip MCU 104, be sent to each PIO mouth of Bluetooth audio frequency module 100 bluetooth master chip 106 in a pulsed fashion, bluetooth master chip 106 monitors the change of each PIO mouth level by interruption, receives the sorting signal of effective headwork.
When action recognition module 110 recognizes once effective nodding action, export a pulse by PIO (0) mouth of control chip MCU 104 to PIO (0) mouth of bluetooth master chip 106 immediately;
When action recognition module 110 recognizes once effectively new line action, export a pulse by PIO (1) mouth of control chip MCU 104 to PIO (1) mouth of bluetooth master chip 106 immediately;
When action recognition module 110 recognizes once effective head shaking movement, export a pulse by PIO (2) mouth of control chip MCU 104 to PIO (2) mouth of bluetooth master chip 106 immediately;
When action recognition module 110 recognizes once effective swivel head action, export a pulse by PIO (3) mouth of control chip MCU 104 to PIO (3) mouth of bluetooth master chip 106 immediately.
Fig. 2 is the state machine service chart of the embodiment being bluetooth earphone in the present invention, described bluetooth earphone is in incoming call vibration state, call link, idle condition, according to the sorting signal of the effective headwork received, by next step traffic operation of Bluetooth audio frequency module 100 Predicated execution.
Under the prerequisite meeting personnel's thinking habit, described bluetooth earphone pre-defines the operational order attribute of all kinds of effective headwork, and is programmed in the application program of Bluetooth audio frequency module 100 bluetooth master chip 106, to meet the demand that personnel manipulate bluetooth earphone.
The present embodiment does following operational order definition to all kinds of effective headwork.
Definition nodding action has the instruction attributes of incoming call answering in incoming call vibration state, have at call linking status the instruction attributes turning down volume;
The action of definition new line has at call linking status the instruction attributes heightening volume;
Definition head shaking movement has the instruction attributes of refusing to listen incoming call in incoming call vibration state, have the instruction attributes of kill-call at call linking status;
The action of definition swivel head has the instruction attributes called in idle condition.
In incoming call vibration state, Bluetooth audio frequency module 100 receives ring directive command, sends the tinkle of bells prompting wearer by loud speaker.When action recognition module 110 recognizes once effective head shaking movement generation, control chip MCU 104 exports to PIO (2) mouth of bluetooth master chip 106 high level pulse that a duration was 0.5 second by self PIO (2) mouth, bluetooth master chip 106 is by interrupting the change of monitoring PIO (2) mouth pin level, judge to receive the information of once effectively head shaking movement generation, simultaneously according to current be the judgement of incoming call vibration state, synthetic determination is the instruction that wearer sends refusal incoming call answering, bluetooth master chip 106 sends an AT control command to audio frequency net gate way AG immediately, audio frequency net gate way AG stops RFCOMM channel, incoming call is rejected, bluetooth earphone is returned to idle condition.When action recognition module 110 recognizes once effective nodding action generation, control chip MCU 104 exports to PIO (0) mouth of bluetooth master chip 106 high level pulse that a duration was 0.5 second by self PIO (0) mouth, bluetooth master chip 106 is by interrupting the change of monitoring PIO (0) mouth pin level, judge to receive the information of once effectively nodding action generation, simultaneously according to current be the judgement of incoming call vibration state, synthetic determination is that wearer sends the instruction agreeing to incoming call answering, bluetooth master chip 106 sends an AT control command+CKPD to audio frequency net gate way AG immediately, make device set up SCO with audio frequency net gate way AG to link, receive the audio frequency of incoming call, bluetooth earphone transfers to call linking status.
At call linking status, when action recognition module 110 recognizes once effective head shaking movement generation, control chip MCU 104 exports to PIO (2) mouth of bluetooth master chip 106 high level pulse that a duration was 0.5 second by self PIO (2) mouth, bluetooth master chip 106 is by interrupting the change of monitoring PIO (0) mouth pin level, judge to receive the information of once effectively head shaking movement generation, simultaneously according to the current judgement for call linking status, synthetic determination is the instruction that wearer sends kill-call, Bluetooth audio frequency module 100 sends an AT control command+CKPD to audio frequency net gate way AG immediately, audio frequency net gate way AG disconnects SCO link and RFCOMM channel, call is connected be released, bluetooth earphone transfers to idle condition.When action recognition module 110 recognizes once effective nodding action generation, control chip MCU 104 exports to PIO (0) mouth of bluetooth master chip 106 high level pulse that a duration was 0.5 second by self PIO (0) mouth, bluetooth master chip 106 is by interrupting the change of monitoring PIO (0) mouth pin level, judge to receive the information of once effectively nodding action generation, simultaneously according to the current judgement for call linking status, synthetic determination is that wearer sends the instruction reducing volume, Bluetooth audio frequency module 100 performs immediately and In Call is reduced a gear.When action recognition module 110 recognizes once effectively new line action generation, control chip MCU 104 exports to PIO (1) mouth of bluetooth master chip 106 high level pulse that a duration was 0.5 second by self PIO (1) mouth, bluetooth master chip 106 is by interrupting the change of monitoring PIO (1) mouth pin level, judge the information receiving once effectively new line action generation, simultaneously according to the current judgement for call linking status, synthetic determination is that wearer sends the instruction improving volume, Bluetooth audio frequency module 100 is with promoting a gear by In Call.
In idle condition, when action recognition module 110 recognizes once effective swivel head action generation, control chip MCU 104 exports to PIO (3) mouth of bluetooth master chip 106 high level pulse that a duration was 0.5 second by self PIO (3) mouth, bluetooth master chip 106 is by interrupting the change of monitoring PIO (3) mouth pin level, judge to receive the information of once effectively swivel head action generation, simultaneously according to current be the judgement of idle condition, synthetic determination is that wearer sends the instruction of calling, Bluetooth audio frequency module 100 sets up ACL link immediately, SDP inquiry is carried out to audio frequency net gate way AG, open the RFCOMM channel be connected with audio frequency net gate way AG, send an AT control command+CKPD to audio frequency net gate way AG and set up the connection of SCO audio frequency, bluetooth earphone transfers to call state.
Claims (6)
1. a bluetooth earphone, is characterized in that: described bluetooth earphone comprises Bluetooth audio frequency module, action recognition module, power module and housing; Described Bluetooth audio frequency module comprises bluetooth master chip, antenna, microphone, loud speaker; Described action recognition module comprises MEMS gyro instrument, control chip MCU; Described power module comprises charging inlet, lithium battery, indicator light and power switch key;
The action recognition module of described bluetooth earphone reads three axle angular velocity of rotation data of MEMS gyro instrument collection, judge kinematic axis and the direction of headwork, and according to the comparative result of the movement angle of integral and calculating gained three axle and angle threshold, operate time and time threshold, identify the classification of headwork and validity, comprise right-hand rotation head, left-hand rotation head, come back, nod, shake the head, swivel head.
2. a kind of bluetooth earphone according to claim 1, is characterized in that: define an effective headwork has incoming call answering instruction attributes in incoming call vibration state; In incoming call vibration state, when defined effective headwork with incoming call answering instruction attributes is identified generation one time, described bluetooth earphone performs incoming call answering operation.
3. a kind of bluetooth earphone according to claim 1, is characterized in that: define an effective headwork and have the instruction attributes refusing to answer in incoming call vibration state; In incoming call vibration state, defined have effective headwork that refusal answers instruction attributes when being identified generation one time, and described bluetooth earphone performs refusal and answers operation.
4. a kind of bluetooth earphone according to claim 1, is characterized in that: define an effective headwork has kill-call instruction attributes at call linking status; At call linking status, when defined effective headwork with kill-call instruction attributes is identified generation one time, described bluetooth earphone performs kill-call operation.
5. a kind of bluetooth earphone according to claim 1, is characterized in that: define the contrary headwork in a pair direction and have at call linking status the instruction attributes regulating In Call; At call linking status, defined have when regulating effective headwork of In Call instruction attributes to be identified generation one time, and described bluetooth earphone performs the volume raising or reduce a gear.
6. a kind of bluetooth earphone according to claim 1, is characterized in that: define an effective headwork and have the instruction attributes called in idle condition; In idle condition, when defined effective headwork with dialing command attribute is identified generation one time, described bluetooth earphone performs and calls operation.
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| CN201510322591.9A CN104936063A (en) | 2015-06-13 | 2015-06-13 | Bluetooth headset |
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| CN201510322591.9A CN104936063A (en) | 2015-06-13 | 2015-06-13 | Bluetooth headset |
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| CN105554607A (en) * | 2015-12-17 | 2016-05-04 | 惠州Tcl移动通信有限公司 | Method and system for changing volume of mobile terminal by shaking earphones and earphones |
| WO2018023414A1 (en) * | 2016-08-02 | 2018-02-08 | 张阳 | Ownership information prompt method for phone call answering technique, and glasses |
| CN107708009A (en) * | 2017-09-27 | 2018-02-16 | 广东小天才科技有限公司 | Operating method, device, wireless headset and the storage medium of wireless headset |
| CN108737922A (en) * | 2018-05-21 | 2018-11-02 | 深圳市沃特沃德股份有限公司 | Bluetooth headset play control method and Bluetooth headset |
| CN108762716A (en) * | 2018-08-27 | 2018-11-06 | 歌尔科技有限公司 | The method, apparatus and earphone of volume adjustment |
| CN110245328A (en) * | 2019-05-11 | 2019-09-17 | 出门问问信息科技有限公司 | Action identification method |
| CN110602681A (en) * | 2019-09-30 | 2019-12-20 | 联想(北京)有限公司 | Information processing method and electronic device |
| CN112218203A (en) * | 2020-11-03 | 2021-01-12 | 珠海格力电器股份有限公司 | Earphone, earphone control method, earphone control device, and storage medium |
| CN117459874A (en) * | 2023-12-21 | 2024-01-26 | 深圳市星科启创新科技有限公司 | Bluetooth headset with heat radiation structure |
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| CN117459874B (en) * | 2023-12-21 | 2024-04-02 | 深圳市星科启创新科技有限公司 | Bluetooth headset with heat radiation structure |
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Application publication date: 20150923 |
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